Replacement parts for Oldach casement windows. Operator crank / roto-gear in a Right Handing Model. Notice the bottom picture for the "left handing" model as shown in bottom photo. See the dropdown menu for selections

Plastic covers and the crank handles are sold separately. OTHER SPECS: Long arm measures approximately 9" , and Short arm measures approximately 4-7/16" (This is the measurement of the link at the end of the jointed arm); Component numbers that may be stamped on this operator: 20810, 20544, 40372, 40471, 40254, 40753, 30470, 30472, 40754, L30841, 31358A, 31358, 30637, 30842.